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经营范围
发明名称
围棋盘
摘要
后视图无图案,省略后视图。
申请公布号
CN3072941D
申请公布日期
1998.01.21
申请号
CN96308865.3
申请日期
1996.09.19
申请人
李 宁
发明人
李 宁
分类号
21-01-G0010
主分类号
21-01-G0010
代理机构
天津市卫生局专利事务所
代理人
董光仁
主权项
地址
300200天津市河西区隆昌路光华里47号401
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